Echinacoside

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Echinacoside
Chemical structure of echinacoside
Identifiers
CAS number 82854-37-3 YesY=
PubChem 5281771
ChEMBL CHEMBL393090 N
Jmol-3D images Image 1
Properties
Molecular formula C35H46O20
Molar mass 786,73 g/mol
Melting point 200 to 220 °C (392 to 428 °F; 473 to 493 K)
Except where noted otherwise, data are given for materials in their standard state (at 25 °C (77 °F), 100 kPa)
 N (verify) (what is: YesY/N?)
Infobox references

Echinacoside is a natural phenol. It is a caffeic acid glycoside from the phenylpropanoid class. It is constituted from a trisaccharide consisting of two glucose and one rhamnose moieties glycosidically linked to one caffeic acid and one dihydroxyphenylethanol (hydroxytyrosol) residue at the centrally situated rhamnose. This water-soluble glycoside is a distinctive secondary metabolite of Echinacea angustifolia and Echinacea pallida (to about 1%) but only occurs in trace amounts in Echinacea purpurea. It is also isolated from Cistanche spp.

It was first isolated by Stoll et al. in 1950 from the roots of Echinacea angustifolia. It shows weak antibiotic activity in vitro against Staphylococcus aureus and Streptococci.[1]


References[edit]

  1. ^ Stoll, A.; Renz, J.; Brack, A. (1950). "Isolierung und Konstitution des Echinacosids, eines Glykosids aus den Wurzeln von Echinacea angustifolia D. C. 6. Mitteilung über antibakterielle Stoffe". Helvetica Chimica Acta 33 (6): 1877–1893. doi:10.1002/hlca.19500330657.  edit